D-Shape -Flat inside surface and a slight curve on the outside surface.

Court Shape - Both inside and outside edge have a slight curve.

Comfort Shape - The outside edge is flat and the inside edge is curved.

Inscription- You can have a short inscription. If the fingerprint is on the outside, you can have up to 15 characters (including spaces) and if you have the print inside, you can have upto 10 characters.

So proud of these rings, that if you are not completely happy, return the ring and I will give you a full refund.